David Bryce Yaden Editor

David Bryce Yaden is a research fellow and assistant instructor at The University of Pennsylvania in the Positive Psychology Center, under the direction of Dr. Martin Seligman.

Theo D. McCall, PhD, is the chaplain of St Peter's College, an Anglican school for boys in Adelaide, Australia.

J. Harold Ellens, PhD, has held 15 pastorates, military and civilian, and taught full-time at Oakland University and as adjunct at Calvin Theological Seminary, Princeton Theological Seminary, Oakland Community College, Wayne County Community College, Wayne State University, and the Ecumenical Theological Seminary.